﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp2
{
    class DW
    {
        private string a;
        public string A
        {
            get { return this.a; }
            set { this.a = value; }
        }
        public DW(string a)
        {
            this.a = a;
        }
        public DW() { }
    }
}
